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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 3:36 am CST Dec 19, 2025 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Christmas Day
Mostly Sunny on Today Increasing Clouds on Tonight Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday Partly Sunny on Christmas Day
High: 29°F Low: 34 °F High: 45°F High: 34°F High: 42°F High: 52°F High: 55°F High: 62°F
Low: 18°F Low: 25°F Low: 35°F Low: 37°F Low: 49°F  
Mostly Sunny Increasing Clouds Partly Sunny Sunny Partly Sunny Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
GALESBURG - (KGBG)
14°
Feels like -5°F
Mostly Cloudy
as of 3:55 AM CST
Rel. Humidity: 92%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: MVFR
Wind Data
25 MPH
Gust: 31 MPH
280° West
Cloud Level(s): Broken at 2500ft
Current Conditions at
PEORIA - (KPIA)
18°
Feels like 2°F
Cloudy
Light Snow
as of 3:54 AM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 9 Miles
Pressure: 29.81 in.
Flight Rule: MVFR
Wind Data
16 MPH
Gust: 31 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
19°
Feels like 2°F
Cloudy
as of 3:55 AM CST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: MVFR
Wind Data
24 MPH
Gust: 32 MPH
290° West
Cloud Level(s): Solid Overcast at 2300ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
14°
Feels like 0°F
Mostly Cloudy
as of 3:55 AM CST
Rel. Humidity: 61%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: MVFR
Wind Data
14 MPH
Gust: 25 MPH
290° West
Cloud Level(s): Broken at 2700ft
Mostly Sunny on Today Today... Mostly sunny, with a high near 29. Wind chill values between -5 and 5. West northwest wind 13 to 18 mph becoming south southwest 7 to 12 mph in the afternoon. Winds could gust as high as 33 mph.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a temperature rising to around 34 by 4am. South southeast wind 7 to 16 mph, with gusts as high as 29 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 45. South wind 9 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 18. West northwest wind 5 to 8 mph, with gusts as high as 17 mph.

Sunny on Sunday Sunday... Sunny, with a high near 34. Northwest wind around 5 mph becoming light and variable in the morning.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 25. South southeast wind 3 to 8 mph. Winds could gust as high as 17 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 42. South wind 8 to 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 35.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 52.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 37.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 55.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 49.

Partly Sunny on Christmas Day Christmas Day... Partly sunny, with a high near 62.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:20 AM
Sunset: 4:35 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.